Which from endocrine glands is responsible for a regulation of sleep?

hypothalamus
adrenal glands
thymus
pineal gland
The pineal gland is a small en­docrine gland in the ver­te­brate brain. It produces mela­ton­in, a sero­tonin derived hormone, which affects the mod­u­la­tion of sleep pat­tern­s. Mela­tonin is sold over-the-­counter as a sleep aid in the U.S. and Canada.

Answers distribution

hypothalamus
adrenal glands
thymus
pineal gland
answers
flagUkraine
0%
5%
0%
94%
34
flagFrance
17%
15%
2%
64%
39
flagGermany
15%
10%
8%
63%
146
flagCzech Republic
26%
0%
10%
63%
19
flagPoland
21%
7%
7%
62%
12433
flagthe Netherlands
20%
2%
14%
60%
35
flagthe United Kingdom
24%
7%
9%
58%
322
flagRepublic of Ireland
30%
7%
3%
58%
56
flagNorway
30%
0%
13%
56%
23
flagSweden
25%
6%
12%
56%
16
flagAustria
7%
30%
7%
53%
13
flagIndia
26%
12%
7%
52%
203
flagCanada
32%
15%
5%
47%
40
flagUnknown
32%
11%
9%
45%
414
flagthe United Arab Emirates
37%
12%
0%
43%
16
flagthe Philippines
32%
10%
14%
42%
28
flagPakistan
32%
12%
12%
41%
31
flagMalaysia
26%
20%
6%
40%
15
flagthe United States
32%
12%
15%
38%
477
flagAustralia
50%
7%
21%
21%
14

Gender

men46%
women54%
hypothalamus
30%
27%
adrenal glands
10%
8%
thymus
11%
9%
pineal gland
46%
54%

Language versions

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answers
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Which from endocrine glands is responsible for a regulation of sleep?
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Details

Author: Paweł Kołodziejczyk
Illustration: Tambako The Jaguar
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